If Willis and Bowman aren't the best inside tandem in the league, then they certainly are the hottest. They are the top two tacklers on the No. 1 rushing defense in the NFL. Bowman has 95 tackles and Willis has 85. Grubbs and Yanda are both good at run blocking, but will have to be exceptionally quick to work to the second level to get to Willis and Bowman. Edge: 49ers

If Willis and Bowman aren't the best inside tandem in the league, then they certainly are the hottest. They are the top two tacklers on the No. 1 rushing defense in the NFL. Bowman has 95 tackles and Willis has 85. Grubbs and Yanda are both good at run blocking, but will have to be exceptionally quick to work to the second level to get to Willis and Bowman. Edge: 49ers (Baltimore Sun (Grubbs and Yanda), Getty (Bowman and Willis))

If Willis and Bowman aren't the best inside tandem in the league, then they certainly are the hottest. They are the top two tacklers on the No. 1 rushing defense in the NFL. Bowman has 95 tackles and Willis has 85. Grubbs and Yanda are both good at run blocking, but will have to be exceptionally quick to work to the second level to get to Willis and Bowman. Edge: 49ers